A federal advisory panel says people between ages 27 and 45 may benefit from the vaccine to fight the human papillomavirus. But some public health advocates worry that the advice doesn’t provide doctors and patients clear guidance about who in this large age group are good candidates for the vaccine.

More than 400,000 U.S. workers have retired in foreign countries and their ranks are rising. But Medicare doesn’t cover most expenses overseas, so these expats will need to confront the cost of finding alternative insurance.

The U.S. Preventive Services Task Force recommended that people who are at high risk of contracting HIV take PrEP, a preventive treatment. The decision means most health plans will be required to cover the drugs without charging patients. But the recommendation doesn’t apply to the other clinical and lab services people need.